DE3783199D1 - METHOD FOR PRODUCING 4,4 'DIAMINODIPHENYLMETHANE AND DERIVATIVES THEREOF. - Google Patents

METHOD FOR PRODUCING 4,4 'DIAMINODIPHENYLMETHANE AND DERIVATIVES THEREOF.

Info

Publication number
DE3783199D1
DE3783199D1 DE8787114787T DE3783199T DE3783199D1 DE 3783199 D1 DE3783199 D1 DE 3783199D1 DE 8787114787 T DE8787114787 T DE 8787114787T DE 3783199 T DE3783199 T DE 3783199T DE 3783199 D1 DE3783199 D1 DE 3783199D1
Authority
DE
Germany
Prior art keywords
diaminodiphenylmethane
derivatives
producing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE8787114787T
Other languages
German (de)
Other versions
DE3783199T2 (en
Inventor
Mario Gabriele Clerici
Giuseppe Bellussi
Ugo Romano
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Enichem Sintesi SpA
Eni Tecnologie SpA
Original Assignee
Enichem Sintesi SpA
Eniricerche SpA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from IT8622071A external-priority patent/IT1213364B/en
Priority claimed from IT8622074A external-priority patent/IT1213503B/en
Application filed by Enichem Sintesi SpA, Eniricerche SpA filed Critical Enichem Sintesi SpA
Application granted granted Critical
Publication of DE3783199D1 publication Critical patent/DE3783199D1/en
Publication of DE3783199T2 publication Critical patent/DE3783199T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials
DE8787114787T 1986-10-22 1987-10-09 METHOD FOR PRODUCING 4,4 'DIAMINODIPHENYLMETHANE AND DERIVATIVES THEREOF. Expired - Fee Related DE3783199T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT8622071A IT1213364B (en) 1986-10-22 1986-10-22 ISOMERIZATION PROCEDURE OF N- (4-AMMINOBENZIL) ANILINE AND ITS DERIVATIVES
IT8622074A IT1213503B (en) 1986-10-22 1986-10-22 4,4'-di:amino-di:phenylmethane (deriv.) prepn.

Publications (2)

Publication Number Publication Date
DE3783199D1 true DE3783199D1 (en) 1993-02-04
DE3783199T2 DE3783199T2 (en) 1993-04-29

Family

ID=26328084

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787114787T Expired - Fee Related DE3783199T2 (en) 1986-10-22 1987-10-09 METHOD FOR PRODUCING 4,4 'DIAMINODIPHENYLMETHANE AND DERIVATIVES THEREOF.

Country Status (3)

Country Link
EP (1) EP0264744B1 (en)
CN (1) CN87107165A (en)
DE (1) DE3783199T2 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0329367A3 (en) * 1988-02-15 1990-10-31 Mitsui Petrochemical Industries, Ltd. Method of preparing 4,4'-methylenedianiline
DE19707255A1 (en) * 1997-02-24 1998-08-27 Basf Ag Production of aromatic poly:amine mixtures
CZ296966B6 (en) 1997-02-24 2006-08-16 Boehringer Ingelheim Pharma Gmbh & Co. Kg. Pharmaceutical composition
IT1312331B1 (en) * 1999-05-27 2002-04-15 Enichem Spa PROCEDURE FOR THE PRODUCTION OF DIAMINODIPHENYLMETHANE AND ITS SUPERIOR HOMOLOGISTS.
IT1318686B1 (en) * 2000-09-07 2003-08-27 Eni Spa PROCEDURE FOR THE SYNTHESIS OF MIXTURES OF METHYLENDIANILINE AND ITS HIGHER HOMOLOGOLOGES WITH CONTROLLED DISTRIBUTION OF THE ISOMERS.
ITMI20010880A1 (en) * 2001-04-27 2002-10-27 Enitecnologie Spa PROCEDURE FOR THE PRODUCTION OF METHYLENEANILINE BY MODIFIED ZEOLITHIC CATALYSTS
DE102008002002A1 (en) * 2008-05-27 2009-12-03 Evonik Degussa Gmbh Low chlorine multi-step process for the preparation of cycloaliphatic diisocyanates
CN103936594A (en) * 2014-05-12 2014-07-23 苏州市湘园特种精细化工有限公司 Novel preparation method of 3,3'-dichloro-4,4'-diaminodiphenylmethane
CN106660938B (en) 2014-07-07 2019-03-12 科思创德国股份有限公司 The method for producing the diamines and polyamines of diphenylmethane series
US10538480B2 (en) 2016-06-30 2020-01-21 Covestro Deutschland Ag Process for the production of di- and polyamines of the diphenylmethane series
CN107866264B (en) * 2017-11-21 2020-08-28 万华化学集团股份有限公司 Catalyst for synthesizing DEMMA (DEMMA), and preparation method and application thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4071558A (en) * 1967-09-28 1978-01-31 Texaco Development Corporation Aromatic polyamines and their preparation
US4039581A (en) * 1975-06-27 1977-08-02 The Upjohn Company Process for the preparation of di(amino phenyl)methanes
US4052456A (en) * 1977-01-31 1977-10-04 Texaco Development Corporation Method of preparing polyaminopolyphenylmethanes
US4294987A (en) * 1979-12-31 1981-10-13 The Upjohn Company Process for preparing methylene dianilines
DE3202687A1 (en) * 1982-01-28 1983-08-04 Basf Ag, 6700 Ludwigshafen Process for the preparation of methylenebisphenylcarbamic esters and polymethylenepolyphenylcarbamic esters

Also Published As

Publication number Publication date
EP0264744A3 (en) 1988-10-19
DE3783199T2 (en) 1993-04-29
EP0264744B1 (en) 1992-12-23
CN87107165A (en) 1988-05-04
EP0264744A2 (en) 1988-04-27

Similar Documents

Publication Publication Date Title
DE3887625D1 (en) Process for the preparation of 1,1,1-trifluorodichloroethane and 1,1,1,2-tetrafluorochloroethane.
DE3675687D1 (en) METHOD FOR PRODUCING 2,2,6,6, -TETRAALKYL-4-PIPERIDYLAMINE.
DE3677272D1 (en) METHOD FOR PRODUCING 2,2,6,6-TETRAALKYL-4-PIPERIDYLAMINES.
DE3667167D1 (en) METHOD FOR PRODUCING 1,5-DIAZIDO-3-NITRAZAPENTANE.
DE3676215D1 (en) METHOD FOR PRODUCING 2,3,4,5-TETRAFLUORBENZOESAEEURE.
DE3674055D1 (en) METHOD FOR PRODUCING 1,3,5-TRIAZINTRIONS.
DE59002322D1 (en) METHOD FOR PRODUCING 1,1,1,3,3,3-HEXAFLUORPROPANE AND 2-CHLORINE-1,1,1,3,3,3-HEXAFLUORPROPANE.
DE68916035D1 (en) METHOD FOR THE SELECTIVE PRODUCTION OF 2,6-DIALKYLNAPHTHALEN.
DE3787543D1 (en) METHOD FOR PRODUCING 6,13-DIHYDROCHINACRIDONES AND CHINACRIDONES.
DE3783199T2 (en) METHOD FOR PRODUCING 4,4 'DIAMINODIPHENYLMETHANE AND DERIVATIVES THEREOF.
DE3684511D1 (en) METHOD FOR PRODUCING L-THREONIN AND L-ISOLEUCIN.
DE3684922D1 (en) METHOD FOR PRODUCING 2-PHENYLBENZOTRIAZOLES AND 2-PHENYLBENZOTRIAZOL-N-OXYDES.
DE3673049D1 (en) METHOD FOR PRODUCING 1,3-DIALKYL-2-IMIDAZOLIDINONE.
DE3770224D1 (en) METHOD FOR PRODUCING HYPOFLUORITES AND BIS-HYPOFLUORITES.
DE59006645D1 (en) METHOD FOR THE CONTINUOUS PRODUCTION OF 3,3'-DICHLOR-BENZIDINE-DIHIDROCHLORIDE.
DE3671246D1 (en) METHOD FOR PRODUCING 4-ANDROSTEN-3,17-DION AND 1,4-ANDROSTADIEN-3,17-DION.
DE3669148D1 (en) METHOD FOR PRODUCING 4,4'-DINITRODIBENZYLENE.
DE3779247D1 (en) METHOD FOR PRODUCING 2,3,5-TRIMETHYLHYDROQUINONE.
DE58904175D1 (en) METHOD FOR PRODUCING 4,4'-DIHALOGENO-BIPHENYLENE.
DE58901165D1 (en) METHOD FOR THE PRODUCTION OF 2,4-DIHYDROXYBENZOESAEURE.
DE3765855D1 (en) DIMETHYLPHENYLSILYLMETHYLPOLYSILANE AND METHOD FOR PRODUCING THE SAME.
DE69002134D1 (en) METHOD FOR PRODUCING 1,1-DICHLOR-1-FLUOROETHANE AND 1-CHLORINE-1-1-DIFLUORETHANE.
DE3770059D1 (en) METHOD FOR PRODUCING 4,4'-BIS-PHENOL.
DE3585388D1 (en) METHOD FOR PRODUCING 1.3 CYCLOHEXANDION DERIVATIVES AND INTERMEDIATE PRODUCTS THEREOF.
DE3671436D1 (en) METHOD FOR PRODUCING 2,2, -DIBROM-3-OXONITRILES.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee